/*
 * Copyright (C) 2008-2010 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2006-2009 ScriptDev2 <https://scriptdev2.svn.sourceforge.net/>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "ScriptPCH.h"
#include "ScriptedEscortAI.h"

/*######
 ## npc_galen_goodward
 ######*/

enum Galen {
	QUEST_GALENS_ESCAPE = 1393,

	GO_GALENS_CAGE = 37118,

	SAY_PERIODIC = -1000500,
	SAY_QUEST_ACCEPTED = -1000501,
	SAY_ATTACKED_1 = -1000502,
	SAY_ATTACKED_2 = -1000503,
	SAY_QUEST_COMPLETE = -1000504,
	EMOTE_WHISPER = -1000505,
	EMOTE_DISAPPEAR = -1000506
};

class npc_galen_goodward: public CreatureScript {
public:

	npc_galen_goodward() :
			CreatureScript("npc_galen_goodward") {
	}

	bool OnQuestAccept(Player* pPlayer, Creature* pCreature,
			Quest const *quest) {
		if (quest->GetQuestId() == QUEST_GALENS_ESCAPE) {
			CAST_AI(npc_galen_goodward::npc_galen_goodwardAI, pCreature->AI())->Start(
					false, false, pPlayer->GetGUID());
			pCreature->setFaction(FACTION_ESCORT_N_NEUTRAL_ACTIVE);
			DoScriptText(SAY_QUEST_ACCEPTED, pCreature);
		}
		return true;
	}

	CreatureAI* GetAI(Creature* pCreature) const {
		return new npc_galen_goodwardAI(pCreature);
	}

	struct npc_galen_goodwardAI: public npc_escortAI {
		npc_galen_goodwardAI(Creature* pCreature) :
				npc_escortAI(pCreature) {
			m_uiGalensCageGUID = 0;
			Reset();
		}

		uint64 m_uiGalensCageGUID;
		uint32 m_uiPeriodicSay;

		void Reset() {
			m_uiPeriodicSay = 6000;
		}

		void EnterCombat(Unit* pWho) {
			if (HasEscortState(STATE_ESCORT_ESCORTING))
				DoScriptText(RAND(SAY_ATTACKED_1, SAY_ATTACKED_2), me, pWho);
		}

		void WaypointStart(uint32 uiPointId) {
			switch (uiPointId) {
			case 0: {
				GameObject* pCage = NULL;
				if (m_uiGalensCageGUID)
					pCage = me->GetMap()->GetGameObject(m_uiGalensCageGUID);
				else
					pCage = GetClosestGameObjectWithEntry(me, GO_GALENS_CAGE,
							INTERACTION_DISTANCE);
				if (pCage) {
					pCage->UseDoorOrButton();
					m_uiGalensCageGUID = pCage->GetGUID();
				}
				break;
			}
			case 21:
				DoScriptText(EMOTE_DISAPPEAR, me);
				break;
			}
		}

		void WaypointReached(uint32 uiPointId) {
			switch (uiPointId) {
			case 0:
				if (GameObject* pCage = me->GetMap()->GetGameObject(m_uiGalensCageGUID))
					pCage->ResetDoorOrButton();
				break;
			case 20:
				if (Player* pPlayer = GetPlayerForEscort()) {
					me->SetFacingToObject(pPlayer);
					DoScriptText(SAY_QUEST_COMPLETE, me, pPlayer);
					DoScriptText(EMOTE_WHISPER, me, pPlayer);
					pPlayer->GroupEventHappens(QUEST_GALENS_ESCAPE, me);
				}
				SetRun(true);
				break;
			}
		}

		void UpdateAI(const uint32 uiDiff) {
			npc_escortAI::UpdateAI(uiDiff);

			if (HasEscortState(STATE_ESCORT_NONE))
				return;

			if (m_uiPeriodicSay < uiDiff) {
				if (!HasEscortState(STATE_ESCORT_ESCORTING))
					DoScriptText(SAY_PERIODIC, me);
				m_uiPeriodicSay = 15000;
			} else
				m_uiPeriodicSay -= uiDiff;

			DoMeleeAttackIfReady();
		}
	};
};

void AddSC_swamp_of_sorrows() {
	new npc_galen_goodward();
}
